Pith Number

pith:OIRYZAQP

pith:2019:OIRYZAQP23T5BU3HONODWQVHHA

not attested not anchored not stored refs pending

Towards a Wearable Interface for Food Quality Grading through ERP Analysis

D. Brunelli, L. Benini, M. Guermandi, S. Benatti, V. Kartsch

arxiv:1905.11633 v1 · 2019-05-28 · cs.HC · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OIRYZAQP23T5BU3HONODWQVHHA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:44:52.797757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72238c820fd6e7d0d367735c3b42a73826ac90dd6149c73f446dc0e2eedfaed1

Aliases

arxiv: 1905.11633 · arxiv_version: 1905.11633v1 · doi: 10.48550/arxiv.1905.11633 · pith_short_12: OIRYZAQP23T5 · pith_short_16: OIRYZAQP23T5BU3H · pith_short_8: OIRYZAQP

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/OIRYZAQP23T5BU3HONODWQVHHA \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 72238c820fd6e7d0d367735c3b42a73826ac90dd6149c73f446dc0e2eedfaed1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "506408172868a8e87f845b2d5b28810272cfe8714a897b8fd1497b385533e6fa",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2019-05-28T06:41:37Z",
    "title_canon_sha256": "6d5a6bad9bb51f6177359f498c2284f8c6a30c11def150fd2acd6f2acccf22e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11633",
    "kind": "arxiv",
    "version": 1
  }
}